Class 9 Exam > Class 9 Tests > Test: Polynomials- Case Based Type Questions - Class 9 MCQ

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Test: Polynomials- Case Based Type Questions - Question 1

Beti Bachao, Beti Padhao (BBBP) is a personal campaign of the Government of India that aims to generate awareness and improve the efficiency of welfare services intended for girls.

In a school, a group of (x + y) teachers, (x^{2} + y^{2}) girls and (x^{3} + y^{3}) boys organised a campaign on Beti Bachao, Beti Padhao.

**Q. If in the group, there are 10 teachers and 58 girls, then what is the number of boys?**

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Test: Polynomials- Case Based Type Questions - Question 2

Beti Bachao, Beti Padhao (BBBP) is a personal campaign of the Government of India that aims to generate awareness and improve the efficiency of welfare services intended for girls.

In a school, a group of (x + y) teachers, (x^{2} + y^{2}) girls and (x^{3} + y^{3}) boys organised a campaign on Beti Bachao, Beti Padhao.

**Q. Which is the correct identity?**

Detailed Solution for Test: Polynomials- Case Based Type Questions - Question 2

Test: Polynomials- Case Based Type Questions - Question 3

Beti Bachao, Beti Padhao (BBBP) is a personal campaign of the Government of India that aims to generate awareness and improve the efficiency of welfare services intended for girls.

In a school, a group of (x + y) teachers, (x^{2} + y^{2}) girls and (x^{3} + y^{3}) boys organised a campaign on Beti Bachao, Beti Padhao.

**Q. Which mathematical concept is used here?**

Detailed Solution for Test: Polynomials- Case Based Type Questions - Question 3

Test: Polynomials- Case Based Type Questions - Question 4

^{2} + y^{2}) girls and (x^{3} + y^{3}) boys organised a campaign on Beti Bachao, Beti Padhao.

**Q. (x – y)**^{3}** =**

Detailed Solution for Test: Polynomials- Case Based Type Questions - Question 4

Test: Polynomials- Case Based Type Questions - Question 5

^{2} + y^{2}) girls and (x^{3} + y^{3}) boys organised a campaign on Beti Bachao, Beti Padhao.

**Q. Using part (D), find (x**^{2}** – y**^{2}**) if x – y = 23.**

Detailed Solution for Test: Polynomials- Case Based Type Questions - Question 5

Test: Polynomials- Case Based Type Questions - Question 6

National Association For The Blind (NAB) aimed to empower and well-inform visually challenged population of our country, thus enabling them to lead a life of dignity and productivity.

Ravi donated to NAB. When his cousin asks to tell the amount donated by him, he just gave the below hint.

**Q. Find the amount donated by Ravi.**

Detailed Solution for Test: Polynomials- Case Based Type Questions - Question 6

Test: Polynomials- Case Based Type Questions - Question 7

National Association For The Blind (NAB) aimed to empower and well-inform visually challenged population of our country, thus enabling them to lead a life of dignity and productivity.

Ravi donated to NAB. When his cousin asks to tell the amount donated by him, he just gave the below hint.

**Q. (x – y)**^{3}** =**

Detailed Solution for Test: Polynomials- Case Based Type Questions - Question 7

Test: Polynomials- Case Based Type Questions - Question 8

National Association For The Blind (NAB) aimed to empower and well-inform visually challenged population of our country, thus enabling them to lead a life of dignity and productivity.

Ravi donated to NAB. When his cousin asks to tell the amount donated by him, he just gave the below hint.

**Q. (x + a)(x + b) = x**^{2}** + ................ x + ab**

Detailed Solution for Test: Polynomials- Case Based Type Questions - Question 8

Test: Polynomials- Case Based Type Questions - Question 9

**Q. Which mathematical concept is involved in the above situation?**

Detailed Solution for Test: Polynomials- Case Based Type Questions - Question 9

Test: Polynomials- Case Based Type Questions - Question 10

**Q. Find the amount donated by Ravi if **

Detailed Solution for Test: Polynomials- Case Based Type Questions - Question 10

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